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The Neuroguard Integrated Embolic Protection (IEP) system is an experimental treatment for carotid artery stenosis, also known as carotid artery disease, a condition in which fatty-waxy deposits known as plaque builds up and blocks the normal flow of blood in the large arteries on either side of the neck. Designed by Raleigh, N.C.-based
In this case, we present a symptomatic patient with a Kommerell's diverticulum and a left aberrant subclavian artery complicated by proximal stenosis and poststenotic aneurysm.
Some of the late-breaking topics that will be covered include transcatheter aortic valve replacement (TAVR), peripheral artery disease (PAD), and pulmonary embolism (PE): Impact of Age on Procedural Timing for Asymptomatic Severe Aortic Stenosis: Results from the Early TAVR Trial The PERFORMANCE II Trial: A Prospective Multicenter Single Arm Investigation (..)
The past five years have yielded impressive advancements in fully absorbable metal stent technology. The desired ultimate ability for such devices to treat a vascular stenosis without long-term device-related complications or impeding future treatment continues to evoke excitement in clinicians and engineers alike.
Stroke, Volume 56, Issue Suppl_1 , Page ADP36-ADP36, February 1, 2025. All patients had headache, and funduscopic examination demonstrated papilledema for all patients. All patients had headache, and funduscopic examination demonstrated papilledema for all patients. Additional randomized and controlled clinical research is deserved.
Stent performance was assessed.ResultsWe identified 28 patients (67.8% Percentage of stenosis was 50% (IQR, 36%58%). The procedures mostly used 7 Fr sheaths for stents on 6, 7, and 8 mm balloons and 8 Fr sheaths for 9, 10, 12 mm balloons. Median stent expansion percentage was 95% (IQR, 90%96%). kg (IQR, 9.116.4).
Drug-eluting stents have shown better performance than bare metal stents. Drug-eluting stents have shown better performance than bare metal stents. Patients will be randomized (1:1) to drug-eluting stenting plus medical therapy or medical therapy alone. Results:A total of 472 patients will be enrolled.
The prospective, international, multicenter single-arm observational study evaluated the treatment of de novo, restenotic or occluded iliac lesions in 160 patients with Rutherford Class 2-6 peripheral artery disease using the Dynetic-35 cobalt chromium balloon-expandable stent system. stenosis in the target lesion. At baseline, 12.5%
The goal of the DCB-BIF trial was to assess the efficacy of drug-coated balloon (DCB) angioplasty of residual side branch stenosis in coronary bifurcation lesions treated with a provisional stenting strategy.
The stenosis was treated with a stent. years later he presented with an in-stent restenosis that was successfully treated with a stent-in-stent strategy. Conclusion Our case demonstrates stenting as a viable alternative strategy with potentiallyfavorable long-term outcome.
Background:There is limited data regarding the comparison of balloon-expanding stents (BES) and self-expanding stents (SES) for the treatment of intracranial arterial stenosis.Methods:We conducted a systematic review to identify studies that compared SES and BES in patients with symptomatic intracranial arterial stenosis.
Intracranial atherosclerotic stenosis is a leading cause of stroke with a significant risk of recurrent ischemic events despite aggressive medical management. However, 3 percutaneous angioplasty and stenting randomized trials showed negative or neutral results. Stroke, Volume 56, Issue 4 , Page e114-e118, April 1, 2025.
This comprehensive literature review focuses on acute stroke related to intracranial atherosclerotic stenosis (ICAS), with an emphasis on ICAS-large vessel occlusion. Herein, we focus on current management strategies for ICAS-large vessel occlusion discussed, including the use of perfusion imaging, endovascular therapy, and stenting.
To observe the occurrence of related complications after self-expandable metallic (SEM) airway stents implantation with different diameters at different time points, and to provide theoretical basis for the op.
IntroductionPrimary pulmonary vein stenosis (PVS) is a rare congenital heart disease that proves to be a clinical challenge due to the rapidly progressive disease course and high rates of treatment complications.
Both trials recruited patients aged 30 years and 80 years, who suffered from transient ischemic attack (TIA) or minor ischemic stroke related to high grade (70% to 99% in severity) stenosis in a major intracranial artery and used independent ascertainment for 1 month event rates.
BACKGROUND:We previously reported the use of minimal stent area to predict angiographic in-stent restenosis after drug-eluting stent implantation for unprotected left main (LM) disease. mm2for distal LM (area under the curve, 0.57;P=0.15), P=0.15), 8.3 mm2for LAD ostium (area under the curve, 0.62;P=0.02), P=0.02), and 5.7
Asymptomatic high-grade carotid stenosis is an important therapeutic target for stroke prevention. Since then, transfemoral/transradial carotid stenting and transcarotid artery revascularization have emerged as alternatives to endarterectomy for revascularization.
Introduction:Medical therapy and endovascular therapy for intracranial atherosclerotic disease (ICAD) have evolved over the past two decades with improved medical therapy benchmarks, and improved techniques and patient selection for stenting.
Background:In stroke patients undergoing EVT, angioplasty and stenting (A&S) has been described as a bailout technique when thrombectomy fails or intracranial stenosis is suspected. The stent-retriever was re-sheathed into the microcatheter before retrieval. Further prospective data is warranted.
IntroductionDrug‐eluting stent (DES) use in symptomatic intracranial atherosclerosis disease (ICAD) has been described in the literature using different guiding and distal access catheters. Decision was made to deploy a drug eluting stent into the stenosed M1 segment. No tPA was given low NIHSS and resolution of symptoms.
The objective of our study is to identify factors associated with SBIs following middle cerebral artery (MCA) stenting or balloon angioplasty.Methods:We retrospectively reviewed patients who underwent MCA stenting or balloon angioplasty, including those with symptomatic, atherosclerotic MCA stenosis of 50%. 14.74], p=0.012).
Objective:To compare the 1-month stroke, myocardial infarction (MI), and/or death rates among symptomatic patients undergoing either CAS or CEA according to the timing of the procedure in Carotid Revascularization Endarterectomy versus Stenting Trial (CREST).Methods:We
Trials included were: SYNTAX (TAXUS Drug-Eluting Stent Versus Coronary Artery Bypass Surgery for the Treatment of Narrowed Arteries), PRECOMBAT (Bypass Surgery Versus Angioplasty Using Sirolimus-Eluting Stent in Patients With Left Main Coronary Artery Disease), NOBLE (PCI vs. CABG in the Treatment of Unprotected Left Main Stenosis), and EXCEL [Evaluation (..)
IntroductionVertebral artery stenting represents a viable option in treating symptomatic vertebral artery atherosclerotic stenosis. We included articles reporting patients > 18 years old with symptomatic extracranial vertebral artery stenoses due to atherosclerosis treated with stenting (with or without angioplasty).
Recent research has identified venous sinus stenosis as a cause of IIH, a common treatment of which is venous stenting and angioplasty. An adverse event of this procedure is in‐stentstenosis (ISS), due to either neointimal hyperplasia or hypersensitivity to an element in the stent.
OBJECTIVECarotid artery stenting for heavily calcified lesions is challenging for interventionists. They had dense calcifications at the lesions, stenosis rates of 95% (near occlusion) and 86% according to the North American Symptomatic Carotid Endarterectomy Trial criteria, and calcification arcs of 270° and 360°, respectively.
Rescue treatment with stenting, balloon angioplasty, and/or intraarterial thrombolysis or antiplatelets are often required to treat the underlying stenosis. 4 Recent literature has reported clinical benefits associated with rescue stenting in the setting of ICAD‐related MT‐refractory strokes.5
We defined high-risk post-EVT stenosis as any stenosis with 50% lumen stenosis, associated dissection, re-occlusion during thrombectomy, and severe residual luminal irregularity. Conclusions:Eptifibatide use is associated with lower re-occlusion rates in patients with residual high-risk stenosis after EVT.
BACKGROUND:Carotid artery stenting (CAS) is an alternative treatment for patients with carotid artery stenosis who are not eligible for carotid endarterectomy. Stroke, Ahead of Print. Dual antiplatelet therapy (DAPT) after CAS aims to prevent ischemic stroke. However, its optimal duration remains unclear.
The clinical impact of correct assessment of coronary artery stenosis in AF is especially high, due to the antithrombotic therapy imposed by both AF and coronary stenting. Until recently, an in‐depth characterization of coronary microcirculation in AF was lacking.
In this hyperacute emergent clinical situation, covered stents have been considered as a primary measure to prevent further serious arterial events. A fabric-based covered graft stents yield poor clinical outcomes. Both CT and angiography revealed no instances of thrombotic occlusion or in-stent restenosis (% diameter stenosis: 5.7
1 To date, interventional treatment of coronary artery disease with drug-eluting stents has been able to establish flow angiographically. 2 “For many years, it was thought that caging of the vessel with stents was the main driver for annual increasing non-plateauing event rates. of the U.S. population. JACC 2020. 5 Saito S, et al.
Introduction:Traditional endovascular treatment for acutely symptomatic intracranial atherosclerotic disease (ICAD) includes balloon angioplasty and stenting. The Tenzing was slowly inserted across the ICAD stenosis in each case under roadmap fluoroscopic guidance. Stenosis location was: 1 ICA, 7 M1, 4 M2, 2 vertebral.
PR was calculated as the ratio of proximal to distal pressure at the stenosis site, indicating post-stenosis blood flow. Arterial stenosis severity was categorized using the WASIDMethod:50%-69% for moderate and 70%-99% for severe. frequency was significantly higher in severe compared to moderate stenosis (P=0.01).
The patient presented to an outside hospital An 80yo female per triage “patient presents with chest pain, also hurts to breathe” PMH: CAD, s/p stent placement, CHF, atrial fibrillation, pacemaker (placed 1 month earlier), LBBB. This was stented with a 2.25 x 38mm stent, post dilated with a 2.75mm balloon proximally.
Baseline angiograms were reviewed to assess the presence or absence of intracranial stenosis lesions (IS+ Vs IS-) different than the target occlusion. Further research is warranted to explore the diagnostic value of multiple intracranial stenosis in patients undergoing mechanical thrombectomy. minutes; p=0.018). Vs 3; p=0.036).Conclusions:Our
Stenosis of the external carotid artery in such patients can be a source of atheroembolism or hypoperfusion. We describe a case of external carotid stenting with carotid stump coil occlusion.MethodsWe present a case report.
Transcatheter aortic valve replacement (TAVR) is the standard treatment for severe aortic stenosis, but post-TAVR leaflet thrombus, identified by hypoattenuated leaflet thickening (HALT), poses potential risks like cerebral thromboembolic events. Perivalvular thrombus has also been reported. Specifically, 14.2% had perivalvular thrombus.
Aortic stenosis is a common heart problem typically caused by a narrowing of the heart’s aortic valve due to excessive calcium deposited on the valve leaflets. Surgical aortic valve replacement with a stented pericardial bioprosthesis: 5-year outcomes. 2 Based on internal document D00437207, Avalus Ultra Design Concept.
Angiogram: Widely patent RCA and LAD stents. Culprit Lesion: Angiographically indeterminate 50% stenosis in the proximal OM2 was assessed further with instantaneous wave free ratio (iFR) of 0.96, which is normal (see below for description of iFR*). Therefore, no stent was placed. (No He was treated with aspirin and heparin.
Aortic stenosis is a common heart problem typically caused by a narrowing of the heart’s aortic valve due to excessive calcium deposited on the valve leaflets. Surgical aortic valve replacement with a stented pericardial bioprosthesis: 5-year outcomes. 2 Based on internal document D00437207, Avalus Ultra Design Concept.
3) Rescue stenting (RS) in these patients has shown promising rates of recanalization and better outcomes in preliminary studies. Therefore, rescue stenting can be considered as a safe and viable option in these patients. 1, 2)These patients are also more likely to experience poor functional outcomes. (3)
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